$OpenBSD: patch-pef-config_Makefile_in,v 1.1.1.1 2007/10/25 18:17:02 wilfried Exp $
--- pef-config/Makefile.in.orig	Thu Oct 11 17:58:32 2007
+++ pef-config/Makefile.in	Tue Oct 23 18:37:53 2007
@@ -556,7 +556,7 @@ uninstall-man: uninstall-man8
 
 
 $(MANS_CPP): $(MANS_CPP:%=%.pre)
-	cpp -P -I. -x c $@.pre -o $@
+	cpp -P -I. -x c < $@.pre > $@
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
 .NOEXPORT:
